Display screen or portion thereof with graphical user interface



The sole FIGURE is a front view of a display screen or portion thereof with graphical user interface, showing my new design.

The broken lines showing the display screen and portions of the graphical user interface are included for the purpose of illustrating environmental structure and form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 